Migrate scheduled jobs to pg_timetable from pg_cron
Why migrate to pg_timetable from pg_cron? There are a lot of reasons you may want to migrate from pg_cron: maybe you need to run a scheduler on a platform pg_cron doesn’t support; or you want to run several parallel schedulers simultaneously; it’s possible you hit the bugs in pg_cron that haven’t been fixed for ages […]
Run multiple jobs but limit number of sessions – PostgreSQL: pg_timetable
If you are using pg_timetable to run multiple jobs on PostgreSQL, you need to understand how to calculate the number of database sessions, so you don’t overload your system. Recently, a related question came up on pg_timetable’s Github Disscussion page: What do you do when you get the following error message: “Failed to send chain to […]
pgwatch2 v1.9 Final Release
We are thrilled to announce that the FINAL version of pgwatch2 v1.9 is now ready for your production environment! pgwatch provides a secure, open-source, flexible, self-contained PostgreSQL metrics monitoring/dashboarding solution. pgwatch2 v1.9 supports monitoring PG versions 9.0 to 14 out of the box. Upgrade, or install pgwatch today to see how fantastic it really is. […]
pgwatch2 v1.9 Beta released and available for testing
We want to announce that the beta release of pgwatch2 v1.9 is now available for download. This release contains previews of all features that will be available in the final release of pgwatch2 v1.9, though some details of the release could change before then. You can find information about all of the new features and […]
pg_timetable v4.4 is available immediately!
Our team is proud to introduce a new pg_timetable v4.4 release! This time we focused on implementing a couple of new features, as well as improving performance. I want to remind you that pg_timetable is a community project. So, please, don’t hesitate to ask any questions, to report bugs, to star the pg_timetable project, and […]
PostgreSQL on WSL2 for Windows: Install and setup
This post explains how to install PostgreSQL on WSL2 for Windows, apply the necessary changes to PostgreSQL settings, and access the database from the Windows host. Even though this knowledge can be found in different bits and pieces spread out all over the internet, I want to compile a short and straightforward how-to article. I […]
SHOW TABLES in PostgreSQL: what’s wrong with it?
In this article, I will answer the questions: why isn’t there a SHOW TABLES command in PostgreSQL, when will SHOW TABLES in PostgreSQL be available, and how do I list tables with native PostgreSQL methods? Why isn’t there a SHOW TABLES command in PostgreSQL? People who come from MySQL are always asking the same question: […]
PostgreSQL schedulers: comparison table
Hello, my name is Pavlo Golub, and I am a scheduler addict. That began when I implemented pg_timetable for PostgreSQL. I wrote a lot about it. In this post, I want to share the result of my investigations on the schedulers available for PostgreSQL. I gave a talk about this topic at the CERN meetup, so […]
pg_timetable v4 is out and available immediately!
Our team is proud to introduce a new major pg_timetable v4 release! This time a huge amount of work has been done and the pg_timetable v4 release is backward-incompatible with previous versions. However, job migration is straightforward and shouldn’t stop anyone from updating. We’ve added detailed Read the Docs documentation and will enhance it further. […]
PostgreSQL GitHub Actions – Continuous Integration
Intro GitHub Actions (GHA) are altogether a piece of excellent machinery for continuous integration or other automated tasks on your repo. I started to use them from the release day on as a replacement for CircleCI. Not that I think CircleCI is a bad product; I love to have everything in one place if possible. […]
pg_timetable: asynchronous chain execution
Intro I wrote about the new pg_timetable 3 major release not so long ago. Three essential features were highlighted: new session locking implementation; new jackc/pgx Golang library used; exclusive chain execution. Meanwhile, two minor releases have come out, and the current version is v3.2. It focuses on the completely new and fantastic feature asynchronous control […]
PostgreSQL exclusive cron jobs using pg_timetable scheduler
I wrote about the new pg_timetable 3 major release not so long ago. Two essential features were highlighted: – new session locking implementation – new jackc/pgx Golang library used Today I want to reveal one more advanced feature! Fasten your seat belts! First, we need to distinguish exclusive client session mode from exclusive chain execution […]